﻿/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2014 rocky, rockylin@qq.com
 *
 * 
 * NScheduler is free .NET library: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * NScheduler is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with NScheduler.  If not, see <http://www.gnu.org/licenses/>.
 *
 * NScheduler是一个自由.NET类库，您可以自由分发、修改其中的源代码或者重新发布它，
 * 新的任何修改后的重新发布版必须同样在遵守LGPL3或更后续的版本协议下发布.
 * 关于LGPL协议的细则请参考COPYING、COPYING.LESSER文件，
 * 您可以在NScheduler的相关目录中获得LGPL协议的副本，
 * 如果没有找到，请连接到 http://www.gnu.org/licenses/ 查看。
 *
 * - Author: Rocky Lin
 * - Contact: rockylin@qq.com
 * - License: GNU Lesser General Public License (LGPL)
 * - Blog and source code availability: https://lightso.codeplex.com/
 */
  

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;


namespace NScheduler
{
    /// <summary>
    /// 计划任务调度（启动程序）
    /// </summary>
    public class Scheduler
    {
        /// <summary>
        /// 启动计划任务
        /// </summary>
        public static void Start()
        {
            //开启独立线程执行
            var thd = new Thread(Run);

            thd.Start();
        }

        /// <summary>
        /// 执行任务
        /// </summary>
        private static void Run()
        {
            while (true)
            {
                var list = TasksFactory.Create();
                foreach (ITask task in list)
                {
                    try
                    {
                        task.Action();
                    }
                    catch (Exception e)
                    {
                        Log.Error(e);
                    }
                    finally
                    {
                        task.Dispose();
                    }
                }
                list = null;

                Thread.Sleep(333);
            }
        }
    }
}
